2017600420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{787}}^1$

素因数の和:1121

約数の個数: 96

約数和(自身を含む): 4753115136

約数和(自身を除く): 2735514716

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 271, 430, 473, 542, 787, 860, 946, 1084, 1355, 1574, 1892, 2365, 2710, 2981, 3148, 3935, 4730, 5420, 5962, 7870, 8657, 9460, 11653, 11924, 14905, 15740, 17314, 23306, 29810, 33841, 34628, 43285, 46612, 58265, 59620, 67682, 86570, 116530, 128183, 135364, 169205, 173140, 213277, 233060, 256366, 338410, 372251, 426554, 512732, 640915, 676820, 744502, 853108, 1066385, 1281830, 1489004, 1861255, 2132770, 2346047, 2563660, 3722510, 4265540, 4692094, 7445020, 9170911, 9384188, 11730235, 18341822, 23460470, 36683644, 45854555, 46920940, 91709110, 100880021, 183418220, 201760042, 403520084, 504400105, 1008800210, 2017600420]

約数ペア:

[(1, 2017600420), (2, 1008800210), (4, 504400105), (5, 403520084), (10, 201760042), (11, 183418220), (20, 100880021), (22, 91709110), (43, 46920940), (44, 45854555), (55, 36683644), (86, 23460470), (110, 18341822), (172, 11730235), (215, 9384188), (220, 9170911), (271, 7445020), (430, 4692094), (473, 4265540), (542, 3722510), (787, 2563660), (860, 2346047), (946, 2132770), (1084, 1861255), (1355, 1489004), (1574, 1281830), (1892, 1066385), (2365, 853108), (2710, 744502), (2981, 676820), (3148, 640915), (3935, 512732), (4730, 426554), (5420, 372251), (5962, 338410), (7870, 256366), (8657, 233060), (9460, 213277), (11653, 173140), (11924, 169205), (14905, 135364), (15740, 128183), (17314, 116530), (23306, 86570), (29810, 67682), (33841, 59620), (34628, 58265), (43285, 46612)]